CN206471845U - Portable power source and audio frequency broadcast system with audio playing function - Google Patents

Portable power source and audio frequency broadcast system with audio playing function Download PDF

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Publication number
CN206471845U
CN206471845U CN201621144323.9U CN201621144323U CN206471845U CN 206471845 U CN206471845 U CN 206471845U CN 201621144323 U CN201621144323 U CN 201621144323U CN 206471845 U CN206471845 U CN 206471845U
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China
Prior art keywords
audio
power source
microprocessor
portable power
electrical
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CN201621144323.9U
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Chinese (zh)
Inventor
王宇飞
王少伟
张旭明
曹中
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Guangzhou Kugou Computer Technology Co Ltd
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Guangzhou Kugou Computer Technology Co Ltd
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Abstract

The disclosure discloses a kind of portable power source and audio frequency broadcast system with audio playing function, belongs to portable power source field.The portable power source includes:Battery pack, battery management circuit, charging inlet, USB power supply interfaces, microprocessor, audio decoder, audio frequency power amplifier IC, loudspeaker, earphone interface and Bluetooth chip;Battery pack is electrical connected with battery management circuit, and is electrical connected respectively with charging inlet, USB power supply interfaces, microprocessor, audio decoder, audio frequency power amplifier IC and Bluetooth chip by battery management circuit;Microprocessor is electrical connected with USB power supply interfaces;Audio decoder is connected with microprocessor and Bluetooth chip respectively;Audio frequency power amplifier IC is electrical connected with audio decoder;Audio frequency power amplifier IC is electrical connected with loudspeaker and earphone interface respectively.The disclosure has reached that when being charged using portable power source to mobile terminal mobile terminal can carry out audio broadcasting by portable power source, so that the function of abundant portable power source.

Description

Portable power source and audio frequency broadcast system with audio playing function
Technical field
This disclosure relates to which portable power source field, more particularly to a kind of portable power source and audio with audio playing function are broadcast Place system.
Background technology
Portable power source is a kind of portable charger for integrating charging and function of supplying power.User uses portable power source energy It is enough that mobile terminal is charged whenever and wherever possible.But existing portable power source function is more single, except possessing charging and supplying Beyond Electricity Functional, only possess the simple illumination functions of the class of flashlight one, it is impossible to meet the routine use demand of user.
Utility model content
The disclosure provides a kind of portable power source and audio frequency broadcast system with audio playing function.The technical scheme is such as Under:
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of portable power source with audio playing function, the movement Power supply includes:
Battery pack, battery management circuit, charging inlet, USB (Universal Serial Bus, USB) are supplied Electrical interface, microprocessor, audio decoder, audio frequency power amplifier IC (Integrated Circuit, integrated circuit), loudspeaker, ear Machine interface and Bluetooth chip;
Battery pack is electrical connected with battery management circuit, and is supplied respectively with charging inlet, USB by battery management circuit Electrical interface, microprocessor, audio decoder, audio frequency power amplifier IC and Bluetooth chip are electrical connected;
Microprocessor is electrical connected with USB power supply interfaces, for controlling USB power supply interfaces to be only powered or while carrying out Power supply and data transfer;
Audio decoder is connected with microprocessor and Bluetooth chip respectively, for what is transmitted to microprocessor or Bluetooth chip Voice data is decoded;
Audio frequency power amplifier IC is electrical connected with audio decoder, the decoded audio number for receiving audio decoder transmission According to;
Audio frequency power amplifier IC is electrical connected with loudspeaker and earphone interface respectively.
Optionally, Bluetooth chip is electrical connected with microprocessor;
Microprocessor, for when transmitting voice data by Bluetooth chip, control USB power supply interfaces to be only powered;
The microprocessor, is additionally operable to when transmitting voice data by USB power supply interfaces, control USB power supply interfaces are same When be powered and data transfer.
Optionally, portable power source also includes audio effect processing chip, and battery pack passes through battery management circuit and audio effect processing core Piece is electrical connected, for being powered for audio effect processing chip;
Audio effect processing chip is electrical connected with microprocessor, audio decoder and audio frequency power amplifier IC respectively, audio effect processing core Piece is used to carry out decoded voice data audio effect processing according to the instruction of the audio effect processing of microprocessor, and will be by audio The voice data of reason is transmitted to audio frequency power amplifier IC.
Optionally, the portable power source also includes memory, and battery pack is electrical connected by battery management circuit with memory, For being powered for memory;
Memory is electrical connected with USB power supply interfaces and Bluetooth chip respectively, for USB power supply interfaces or Bluetooth chip The voice data of transmission is stored;
Memory is also electrical connected with microprocessor and audio decoder, microprocessor be used for audio decoder transmission from The voice data read in memory.
Optionally, the portable power source also includes display screen, and battery pack is electrical connected by battery management circuit with display screen, For being powered for display screen;
Display screen is connected with microprocessor, for being shown to the display information that microprocessor is sent, display information bag Include the dump energy of battery pack and/or the title of currently playing audio.
Optionally, charging inlet is Micro USB (micro universal serial bus) interface;
USB power supply interfaces are the interfaces of USB 3.0, USB2.0 interfaces or Type C interface;
Microprocessor is the processor of single-chip microcomputer or ARM frameworks;
The size of earphone interface is 3.5mm or 6.5mm.
According to the second aspect of the embodiment of the present disclosure there is provided a kind of audio frequency broadcast system, the audio frequency broadcast system includes:Move Dynamic terminal and portable power source;
Portable power source includes portable power source as described in relation to the first aspect;
It is electrical connected between mobile terminal and portable power source by data wire.
The technical scheme that the embodiment of the present disclosure is provided can include the following benefits:
By setting microprocessor, audio decoder, audio frequency power amplifier IC and Bluetooth chip in portable power source so that in profit While charging with portable power source to mobile terminal, portable power source can be received by USB power supply interfaces or embedded with bluetooth chip The voice data of mobile terminal transmission, and further the voice data is decoded using audio decoder and audio frequency power amplifier IC Play;Solve existing portable power source function more single, it is impossible to meet the routine use demand of user;Reach and used During portable power source charges to mobile terminal, mobile terminal can carry out audio broadcasting by portable power source, so that The function of portable power source is enriched, the electricity of mobile terminal is saved;Meanwhile, utilize the audio decoder and sound built in portable power source Frequency power discharging IC can improve the result of broadcast of audio to voice data progress processing.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary, this can not be limited It is open.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure Example, and be used in specification to explain the principle of the disclosure together.
Fig. 1 is the schematic diagram of the implementation environment according to an exemplary embodiment;
Fig. 2 is the structural representation of the portable power source with audio playing function according to an exemplary embodiment;
Fig. 3 is the structural representation of the portable power source with audio playing function according to another exemplary embodiment Figure;
Fig. 4 is the structural representation of the portable power source with audio playing function according to another exemplary embodiment Figure;
Fig. 5 is the structural representation of the portable power source with audio playing function according to further example embodiment Figure;
Fig. 6 is the system architecture diagram of the audio frequency broadcast system according to an exemplary embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is the schematic diagram of the implementation environment according to an exemplary embodiment, and the implementation environment includes mobile whole It is connected between end 110 and portable power source 120, and mobile terminal 1 10 and portable power source 120 by data wire 130.
Mobile terminal 1 10 is the electronic equipment with data-transformation facility.Be provided with mobile terminal 1 10 data transfer and Charging inlet, the interface can be USB interface or Lightning (lightning) interface, and the disclosure in mobile terminal 1 10 to not connecing The type of mouth is defined.
Charging inlet 121 and USB power supply interface (not shown)s are provided with portable power source 120.Wherein, portable power source 120 be that battery pack is charged by charging inlet 121.Portable power source 120 is that mobile terminal 1 10 is supplied by USB power supply interfaces Electricity.
When the use of portable power source 120 being that mobile terminal 1 10 is charged, i.e., by the first connection end 131 of data wire 130 and Interface in mobile terminal 1 10 is connected, by the second connection end 132 of data wire 130 and the USB power supply interfaces of portable power source 130 It is connected.
While portable power source 120 is that mobile terminal 1 10 is charged, mobile terminal 1 10 can also pass through data wire 130 Voice data is transmitted to portable power source 120.
Optionally, for the voice data received, portable power source 120 passes through internal audio decoder and audio frequency power amplifier IC It is handled, and played out by loudspeaker 122, or, broadcast by the earphone inserted in earphone interface 123 Put.
Optionally, portable power source 120 is additionally provided with display screen 124, and the display screen 124 is used to show portable power source 120 The information of dump energy and currently playing audio.
The internal structure of portable power source in Fig. 1 120 is illustrated using schematical embodiment below.
Fig. 2 is the structural representation of the portable power source with audio playing function according to an exemplary embodiment. The portable power source includes:Battery pack 201, battery management circuit 202, charging inlet 203, USB power supply interfaces 204, microprocessor 205th, audio decoder 206, audio frequency power amplifier IC207, loudspeaker 208, earphone interface 209 and Bluetooth chip 210;
As shown in Fig. 2 battery pack 201 is originated as the electricity of whole portable power source, it is electrical with battery management circuit 202 Be connected, and by battery management circuit 202 respectively with charging inlet 203, USB power supply interfaces 204, microprocessor 205, audio Decoder 206, audio frequency power amplifier IC207 and Bluetooth chip 210 are electrical connected, so as to be supplied for each electronic component in portable power source Electricity.
Optionally, under the control of battery management circuit 202, battery pack 201 for each electronic component provide it is identical or Different operating voltages.Such as, the control of battery management circuit 202 battery pack 201 is that microprocessor 205 provides 3.3V voltages, is Audio decoder 206 provides 3.3V or 5V voltages, provides ± 15V voltages for audio frequency power amplifier IC207, is that Bluetooth chip 210 is provided 3.7V voltage.
When being charged to portable power source, charging current is flowed into after battery management circuit 202 by charging inlet 203, Battery management circuit 202 is charged by charge inside circuit to battery pack 201, wherein, the charging inlet 203 can be Micro USB interfaces.Optionally, battery management circuit 202 has charge protector, for completing to charge in battery pack 201 When, control charge inside circuit stops charging to battery pack 201.
When being powered to mobile terminal, the supply current that battery pack 201 flows out is flowed into after battery management circuit 202, is passed through The in-line power circuit of battery management circuit 202 flows into USB power supply interfaces 204, and further by USB power supply interfaces 204 with moving Data wire between dynamic terminal is flowed into mobile terminal, is embodied as mobile terminal charging.Wherein, USB power supply interfaces 204 have simultaneously Available electricity and data-transformation facility, the USB power supply interfaces 204 can connect for the interfaces of USB 3.0, USB2.0 interfaces or Type C Mouthful, and USB power supply interfaces 204 are A type interfaces, the disclosure is not defined to the particular type of USB power supply interfaces 204.
It should be noted that the USB power supply interfaces 204 are Host (main equipment) interface, i.e. mobile terminal passes through data wire After being connected with the USB power supply interfaces 204, portable power source is main equipment, and mobile terminal is slave unit, wherein, main equipment is from setting Available electricity, and main equipment has the authority that data are read and write to slave unit.
Microprocessor 205 is as the core component for controlling audio frequency of mobile terminal playing function, with the electricity of USB power supply interfaces 204 Property be connected, wherein, microprocessor 205 can be the processing of the single-chip microcomputer single-chip microcomputer of series (such as STM32F4) or ARM frameworks Device.Concrete model of the disclosure not to microprocessor 205 is defined.
During being powered to mobile terminal, microprocessor 205 can control USB power supply interfaces 204 to be only powered Or carry out data transmission while being powered with mobile terminal.It should be noted that when simultaneously USB power supply interfaces 204 enter When row power supply and data transfer, when the supply current that USB power supply interfaces 204 are provided only is powered less than USB power supply interfaces 204 The supply current of offer.
As shown in Fig. 2 microprocessor 205 is electrical connected with audio decoder 206, for being transmitted to audio decoder 206 Voice data;Audio decoder 206 is electrical connected with audio frequency power amplifier IC207, decoded for being transmitted to audio frequency power amplifier IC207 Voice data;Audio frequency power amplifier IC207 is electrical connected with loudspeaker 208 and earphone interface 209 respectively, for drive the speaker 208 Or the insertion earphone sounding of earphone interface 209, wherein, the size of the earphone interface 209 is 3.5mm or 6.5mm.
In a kind of possible embodiment, microprocessor 205 gets DAB number by USB power supply interfaces 204 According to rear, the digital audio-frequency data that will be got is transmitted to audio decoder 206, by audio decoder 206 by the DAB Data are decoded as simulated audio signal.Further, audio decoder 206 transmits the simulated audio signal that decoding is obtained to sound Frequency power discharging IC 207, is amplified by audio frequency power amplifier IC207 to the simulated audio signal, so that drive the speaker 208 or insertion ear The earphone sounding of machine interface 209, finally realizes that audio is played.
Own dimensions and battery capacity are limited to, mobile terminal is generally using the audio that some power consumptions are relatively low and performance is general Decoder, audio frequency power amplifier IC and loudspeaker, cause the audio result of broadcast of mobile terminal not good (especially playback is poor); And in the embodiment of the present disclosure, because the battery capacity of portable power source is larger, thus portable power source using better performances and power consumption compared with High audio decoder, audio frequency power amplifier IC and loudspeaker, so as to reach preferable audio result of broadcast.
In summary, in the present embodiment, by setting microprocessor, audio decoder, audio frequency power amplifier in portable power source IC and Bluetooth chip so that while being charged using portable power source to mobile terminal, portable power source can be powered by USB and be connect Mouth or embedded with bluetooth chip receive the voice data of mobile terminal transmission, and further utilize audio decoder and audio frequency power amplifier IC Decoding broadcasting is carried out to the voice data;Solve existing portable power source function more single, it is impossible to meet the daily of user Use demand;Reach during being charged using portable power source to mobile terminal, mobile terminal can be by movement Power supply carries out audio broadcasting, so as to enrich the function of portable power source, saves the electricity of mobile terminal;Meanwhile, utilize mobile electricity Audio decoder and audio frequency power amplifier IC built in source can improve the result of broadcast of audio to voice data progress processing.
The charging rate of mobile terminal can be influenceed with data transfer due to being powered using USB power supply interfaces simultaneously, because This, in order to not influence the charging rate of mobile terminal, in charging process, mobile terminal can also be by way of Bluetooth transmission Bluetooth chip transmission voice data into mobile terminal.
As shown in Fig. 2 portable power source includes Bluetooth chip 210, and the Bluetooth chip 210 and the electricity of audio decoder 206 Property be connected.When Bluetooth chip 210 receives the voice data of mobile terminal transmission, i.e., send the sound to audio decoder 206 Frequency evidence, is decoded by audio decoder 206 to voice data, and decoded voice data is transmitted to audio frequency power amplifier IC207, is amplified by audio frequency power amplifier IC207 to it, eventually through the loudspeaker 208 or insertion earphone interface being electrical connected 209 earphone carries out audio broadcasting.
Optionally, Bluetooth chip 210 is also connected with microprocessor 205, when pass through Bluetooth chip 210 transmit voice data When, microprocessor 205 controls USB power supply interfaces 204 to be only powered, it is ensured that the charging rate of mobile terminal;When passing through USB When power supply interface 204 transmits voice data, microprocessor 205 controls USB power supply interfaces 204 to be powered simultaneously and data biography It is defeated.
In the present embodiment, portable power source is charged by USB power supply interfaces for mobile terminal, and receives shifting by Bluetooth chip The voice data of dynamic terminal transmission, so as to carry out decoding broadcasting to the voice data, is not influenceing the charging rate of mobile terminal On the premise of realize the audio playing function of portable power source,
In order to further improve the audio result of broadcast of portable power source, based on the portable power source shown in Fig. 2, as shown in figure 3, Also include audio effect processing chip 211 in the portable power source.
Battery pack 201 is electrical connected by battery management circuit 202 with the audio effect processing chip 211, at for audio Reason chip 211 is powered.
Audio effect processing chip 211 respectively with microprocessor 205, audio decoder 206 and the electrical phases of audio frequency power amplifier IC207 Even, for carrying out audio effect processing to decoded voice data according to the instruction of the audio effect processing of microprocessor 205, and sound will be passed through The voice data of effect processing is transmitted to audio frequency power amplifier IC207.
In a kind of possible embodiment, audio effect processing chip 211 provides several audio effect processing mode, such as weighs Bass, voice enhancing and the beautiful sounds of 3D etc..The audio number that mobile terminal is transmitted by USB power supply interfaces 204 or Bluetooth chip 210 Audio effect processing information is carried in, microprocessor 205 sends phase according to the audio effect processing information to audio effect processing chip 211 The audio effect processing instruction answered;After audio effect processing chip 211 instructs indicated audio effect processing mode to decoding according to audio effect processing Voice data carry out audio effect processing, and will be transmitted by the voice data of audio effect processing to audio frequency power amplifier IC207.
Based on the portable power source shown in Fig. 2, as shown in figure 4, being additionally provided with memory 212 in portable power source.Battery pack 201 It is electrical connected by battery management circuit 202 with memory 212, for being powered for memory 212.
Memory 212 is electrical connected with USB power supply interfaces 204 and Bluetooth chip 210 respectively, for USB power supply interfaces 204 or Bluetooth chip 210 transmit voice data stored.Memory 212 also with microprocessor 205 and audio decoder 206 are electrical connected, for transmitting the voice data read from memory 212 to audio decoder 206.
In a kind of possible embodiment, in order to avoid audio plays interruption caused by voice data Transmission, move Dynamic terminal transmits complete voice data to portable power source by USB power supply interfaces 204 or Bluetooth chip 210, accordingly, mobile Power supply stores the voice data received into memory 212, rather than the voice data progress real-time decoding received is broadcast Put.When receiving complete voice data, microprocessor 205 reads complete voice data from memory 212, and Audio decoder 206 and audio frequency power amplifier IC207 is transferred to carry out decoding broadcasting.
User knows the dump energy of portable power source and the information of currently playing audio for convenience, based on shown in Fig. 2 Portable power source, as shown in figure 5, the portable power source also includes display screen 213.Battery pack 201 is by battery management circuit 202 with showing Display screen 213 is electrical connected, for being powered for display screen 213.
Display screen 213 is also connected with microprocessor 205, for being shown to the display information that microprocessor 205 is sent, Wherein, the display information includes the dump energy of battery pack 201 and/or the title of currently playing audio.
In a kind of possible embodiment, carried in the voice data that mobile terminal is transmitted by USB power supply interfaces Song title, microprocessor obtains the song title from the voice data, and indicates that display screen is shown to song title.
It should be noted that in portable power source shown in Fig. 3 to Fig. 5, only so that audio effect processing is included in portable power source respectively Schematically illustrated exemplified by chip, memory and display screen, in other possible embodiments, mobile terminal can be simultaneously Including at least two electronic components in audio effect processing chip, memory and display screen, the disclosure is defined not to this.
Fig. 6 is the system architecture diagram of the audio frequency broadcast system according to an exemplary embodiment, the audio frequency broadcast system Include mobile terminal 610 and portable power source 620.
Wherein, it is electrical connected between mobile terminal 610 and portable power source 620 by data wire, and portable power source 620 includes Portable power source shown in Fig. 2 to 5 is any.
Those skilled in the art will readily occur to the disclosure after considering specification and putting into practice utility model disclosed herein Other embodiments.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, use Way or adaptations follow the general principle of the disclosure and including undocumented in the art known of the disclosure General knowledge or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are under The claim in face is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.

Claims (7)

1. a kind of portable power source with audio playing function, it is characterised in that the portable power source includes:Battery pack, battery Manage circuit, charging inlet, general-purpose serial bus USB power supply interface, microprocessor, audio decoder, the integrated electricity of audio frequency power amplifier Road IC, loudspeaker, earphone interface and Bluetooth chip;
The battery pack is electrical connected with the battery management circuit, and by the battery management circuit respectively with the charging Interface, the USB power supply interfaces, the microprocessor, the audio decoder, the audio frequency power amplifier IC and the Bluetooth chip It is electrical connected;
The microprocessor is electrical connected with the USB power supply interfaces, for controlling the USB power supply interfaces to be only powered or It is powered and data transfer simultaneously;
The audio decoder is connected with the microprocessor and the Bluetooth chip respectively, for the microprocessor or institute The voice data for stating Bluetooth chip transmission is decoded;
The audio frequency power amplifier IC is electrical connected with the audio decoder, after the decoding for receiving the audio decoder transmission Voice data;
The audio frequency power amplifier IC is electrical connected with the loudspeaker and the earphone interface respectively.
2. portable power source according to claim 1, it is characterised in that the Bluetooth chip and the electrical phase of the microprocessor Even;
The microprocessor, for when transmitting voice data by the Bluetooth chip, controlling the USB power supply interfaces only to enter Row power supply;
The microprocessor, is additionally operable to, when transmitting voice data by the USB power supply interfaces, control the USB to power and connect Mouth is powered and data transfer simultaneously.
3. portable power source according to claim 1, it is characterised in that the portable power source also includes audio effect processing chip, The battery pack is electrical connected by the battery management circuit with the audio effect processing chip, for for the audio effect processing core Piece is powered;
The audio effect processing chip respectively with the microprocessor, the audio decoder and the electrical phases of audio frequency power amplifier IC Even, the audio effect processing chip is used to carry out sound to decoded voice data according to the instruction of the audio effect processing of the microprocessor Effect processing, and will be transmitted by the voice data of audio effect processing to the audio frequency power amplifier IC.
4. portable power source according to claim 1, it is characterised in that the portable power source also includes memory, the electricity Pond group is electrical connected by the battery management circuit with the memory, for being powered for the memory;
The memory is electrical connected with the USB power supply interfaces and the Bluetooth chip respectively, is connect for being powered to the USB Mouth or the voice data of Bluetooth chip transmission are stored;
The memory is also electrical connected with the microprocessor and the audio decoder, and the microprocessor is used for described The voice data that audio decoder transmission is read from the memory.
5. portable power source according to claim 1, it is characterised in that the portable power source also includes display screen, the electricity Pond group is electrical connected by the battery management circuit with the display screen, for being powered for the display screen;
The display screen is connected with the microprocessor, and the display screen is used to enter the display information that the microprocessor is sent Row display, the display information includes the dump energy of the battery pack and/or the title of currently playing audio.
6. according to any described portable power source of claim 1 to 5, it is characterised in that
The charging inlet is micro universal serial bus Micro USB interfaces;
The USB power supply interfaces are the interfaces of USB 3.0, USB2.0 interfaces or Type C interface;
The microprocessor is the processor of single-chip microcomputer or ARM frameworks;
The size of the earphone interface is 3.5mm or 6.5mm.
7. a kind of audio frequency broadcast system, it is characterised in that the audio frequency broadcast system includes mobile terminal and portable power source;
The portable power source includes the portable power source as described in claim 1 to 6 is any;
It is electrical connected between the mobile terminal and the portable power source by data wire.
CN201621144323.9U 2016-10-20 2016-10-20 Portable power source and audio frequency broadcast system with audio playing function Active CN206471845U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621144323.9U CN206471845U (en) 2016-10-20 2016-10-20 Portable power source and audio frequency broadcast system with audio playing function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621144323.9U CN206471845U (en) 2016-10-20 2016-10-20 Portable power source and audio frequency broadcast system with audio playing function

Publications (1)

Publication Number Publication Date
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Address after: 510660 Guangzhou City, Guangzhou, Guangdong, Whampoa Avenue, No. 315, self - made 1-17

Patentee after: Guangzhou KuGou Networks Co., Ltd.

Address before: 510000 B1, building, No. 16, rhyme Road, Guangzhou, Guangdong, China 13F

Patentee before: Guangzhou KuGou Networks Co., Ltd.